<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        p{
            /*文字大小 谷歌,默认16px*/
            font-size: 30px;
            /*字体可以写多个从前往后加载*/
            font-family: "微软雅黑";
            /*上边 两个属性可以合体*/
            font: 35px "黑体";
        }
        a{
            text-decoration: underline;/*下划线*/
            text-decoration: none;/*去掉所有修饰线*/
            text-decoration: line-through;/*删除线*/
            text-decoration: overline;/*顶线*/
        }
        div{
            width: 200px;
            height: 200px;
            border: 5px solid #f00;

            text-align: center;
             line-height: 200px;
        }
        span{
            font-weight: bold; /* 加粗 */
            font-weight: lighter; /* 细题 */
            font-weight: normal; /* 正常题 */
            font-style: italic; /* 字体样式:斜体 */
        }
        h4{
            text-shadow: 5px 5px 5px pink;
        }
    </style>
</head>
<body>
<p>我是测试文字 123 ABC abc </p>
<a href="#">超链接</a>
<div>我是div</div>
<span>我是span</span>
<h4>文字阴影</h4>
</body>
</html>